DOCSP-43981-1.31-EOL (#953)

Author: ltran-mdb2

snooty.toml

@@ -268,3 +268,10 @@ value = """\
     new set of CLI commands for our new Data Lake functionality, we \ 
     will reach out to you to prevent any interruption of service.\
     """
+
+[[banners]]
+targets = ["*"]
+variant = "info"
+value = """\
+    This version of the documentation is archived and no longer supported. View the `current documentation <https://www.mongodb.com/docs/mongocli/current/install/>`__ to learn how to upgrade your version of the MongoDB CLI.\
+    """